CN213478668U - Novel horizontal centrifugal pump - Google Patents
Novel horizontal centrifugal pump Download PDFInfo
- Publication number
- CN213478668U CN213478668U CN202022262737.4U CN202022262737U CN213478668U CN 213478668 U CN213478668 U CN 213478668U CN 202022262737 U CN202022262737 U CN 202022262737U CN 213478668 U CN213478668 U CN 213478668U
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- pump
- mechanical seal
- bearing box
- bearing
- static ring
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Abstract
The utility model discloses a novel horizontal centrifugal pump, include: the pump case, the pump case right side be fixed with the bearing box through the bolt, the bearing box in be provided with the pump shaft, the pump shaft left end be fixed with the impeller through the impeller nut, the impeller right side be provided with the pump cover, the pump cover inboard be provided with quiet ring holder, quiet ring holder inboard be provided with the mechanical seal quiet ring, the mechanical seal quiet ring left side be provided with the mechanical seal rotating ring, mechanical seal quiet ring and pump shaft between be provided with the axle sleeve, the axle sleeve surface be provided with annular groove one. The utility model has the advantages that: an annular groove is additionally formed in the shaft sleeve, so that heat dissipation of the mechanical seal is facilitated, and the service life of the mechanical seal is prolonged; the plurality of framework oil seals are arranged, so that the sealing effect is improved, a medium is not easy to flow into a sealing box body, and the interior of the sealing box body cannot be damaged; need not external washing, resources are saved, labour saving and time saving.
Description
Technical Field
The utility model relates to a pump, concretely relates to novel horizontal centrifugal pump.
Background
Centrifugal pumps are designed according to the centrifugal force principle, impeller blades rotating at high speed drive water to rotate, and the water is thrown out, so that the purpose of conveying is achieved, and the centrifugal pumps are various and can be divided into civil pumps and industrial pumps in use; the conveying medium can be divided into a clean water pump, an impurity pump, an anti-corrosion pump and the like. The traditional horizontal centrifugal pump has the disadvantages that the sealing effect is not ideal, the heat is generated due to the fact that materials flow in the pump body and the pump body operates, the service life of mechanical seal is easily affected due to the increase of the heat, and the normal operation of the pump body is affected due to the sealing effect is reduced.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing a novel horizontal centrifugal pump.
In order to realize the technical purpose, the utility model discloses a scheme is: a novel centrifugal horizontal pump comprising: the pump comprises a pump shell, wherein a bearing box body is fixed on the right side of the pump shell through bolts, a pump shaft is arranged in the bearing box body, an impeller is fixed at the left end of the pump shaft through an impeller nut, a pump cover is arranged on the right side of the impeller, a static ring seat is arranged on the inner side of the pump cover, a mechanical seal static ring is arranged on the inner side of the static ring seat, a mechanical seal dynamic ring is arranged on the left side of the mechanical seal static ring, a shaft sleeve is arranged between the mechanical seal static ring and the pump shaft, an annular groove is arranged on the outer surface of the shaft sleeve and is positioned at the position of the mechanical seal static ring and a spring seat, the right side of the mechanical seal static ring is provided with the spring seat, a spring is arranged on the right side of the spring seat, a seal box is arranged on the inner side of the bearing box body on the right side, the bearing gland cooperation skeleton oil blanket pass through the bolt and fix with the pump bearing box, the pump shaft outer lane on bearing gland right side be provided with the bearing, bearing box top be provided with the lug, the lug right side be provided with the oil blanket, bearing box downside be provided with the oil plug, the surface is provided with the oil mirror, bearing box right side be fixed with the gland through the bolt, gland left side be provided with the skeleton oil blanket, gland left side pump shaft outer lane be provided with a pair of bearing, bearing box right side pass through the bolt fastening on the support.
Preferably, the rib is cast and welded on the pump cover by high-strength stainless steel.
Preferably, the mechanical seal static ring and the mechanical seal dynamic ring are tightly attached and matched with each other.
Preferably, the middle part of the spring seat is provided with a groove and matched with the spring.
Preferably, the oil cover and the oil plug are communicated with the bearing box body.
Preferably, a key is arranged on the right side of the pump shaft.
The utility model has the advantages that: an annular groove is additionally formed in the shaft sleeve, so that heat dissipation of the mechanical seal is facilitated, and the service life of the mechanical seal is prolonged; the plurality of framework oil seals are arranged, so that the sealing effect is improved, a medium is not easy to flow into a sealing box body, and the interior of the sealing box body cannot be damaged; need not external washing, resources are saved, labour saving and time saving.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the middle shaft sleeve of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown, a novel centrifugal horizontal pump comprises: the pump casing comprises a pump casing 1, a bearing casing 12 is fixed on the right side of the pump casing 1 through bolts, a pump shaft 13 is arranged in the bearing casing 12, an impeller 2 is fixed at the left end of the pump shaft 13 through an impeller nut 27, a pump cover 24 is arranged on the right side of the impeller 2, a stationary ring seat 5 is arranged on the inner side of the pump cover 24, a mechanically sealed stationary ring 4 is arranged on the inner side of the stationary ring seat 5, a mechanically sealed moving ring 3 is arranged on the left side of the mechanically sealed stationary ring 4, a shaft sleeve 9 is arranged between the mechanically sealed stationary ring 4 and the pump shaft 13, an annular groove 28 is arranged on the outer surface of the shaft sleeve 9, the annular groove 28 is positioned at the positions of the mechanically sealed stationary ring 4 and a spring seat 6, a spring seat 6 is arranged on the right side of the mechanically sealed stationary ring 4, a spring is arranged on the right side of the spring seat 6, a seal box 23 is arranged on the, the surface is provided with a cooling water injection well choke 7, axle sleeve 9 right side be provided with bearing gland 22, bearing gland 22 cooperation skeleton oil blanket 8 fixed with pump bearing box 12 through the bolt, bearing gland 22 right side pump shaft 13 outer lane be provided with bearing 15, bearing box 12 top be provided with lug 10, lug 10 right side be provided with oil blanket 11, bearing box 12 downside be provided with oil plug 20, the surface is provided with oil mirror 14, bearing box 12 right side be provided with gland 16 through the bolt fastening, gland 16 left side be provided with skeleton oil blanket 8, gland 16 left side pump shaft outer lane be provided with a pair of bearing 15, bearing box 12 right side pass through the bolt fastening on support 19.
Preferably, the ribs 28 are cast and welded to the pump cap 24 using high strength stainless steel.
Preferably, the mechanical seal static ring 4 and the mechanical seal dynamic ring 3 are tightly attached and matched with each other.
Preferably, the middle part of the spring seat 6 is provided with a groove and matched with the spring.
Preferably, the oil cover 11 and the oil plug 20 are communicated with the bearing housing 12.
Preferably, a key 18 is arranged on the right side of the pump shaft 13.
The utility model has the advantages that: an annular groove is additionally formed in the shaft sleeve, so that heat dissipation of the mechanical seal is facilitated, and the service life of the mechanical seal is prolonged; the plurality of framework oil seals are arranged, so that the sealing effect is improved, a medium is not easy to flow into a sealing box body, and the interior of the sealing box body cannot be damaged; need not external washing, resources are saved, labour saving and time saving.
The above, only do the preferred embodiment of the present invention, not used to limit the present invention, all the technical matters of the present invention should be included in the protection scope of the present invention for any slight modification, equivalent replacement and improvement of the above embodiments.
Claims (5)
1. A novel centrifugal horizontal pump comprising: pump case, its characterized in that: the right side of the pump shell is fixed with a bearing box body through bolts, a pump shaft is arranged in the bearing box body, the left end of the pump shaft is fixed with an impeller through an impeller nut, the right side of the impeller is provided with a pump cover, the inner side of the pump cover is provided with a static ring seat, the inner side of the static ring seat is provided with a mechanical seal static ring, the left side of the mechanical seal static ring is provided with a mechanical seal dynamic ring, a shaft sleeve is arranged between the mechanical seal static ring and the pump shaft, the outer surface of the shaft sleeve is provided with an annular groove, the annular groove is positioned at the position of the mechanical seal static ring and a spring seat, the right side of the mechanical seal static ring is provided with the spring seat, the right side of the spring seat is provided with a spring, the inner side of the bearing box body at the right side of the pump cover is provided with a framework, the bearing gland cooperation skeleton oil blanket pass through the bolt and fix with the pump bearing box, the pump shaft outer lane on bearing gland right side be provided with the bearing, bearing box top be provided with the lug, the lug right side be provided with the oil blanket, bearing box downside be provided with the oil plug, the surface is provided with the oil mirror, bearing box right side be fixed with the gland through the bolt, gland left side be provided with the skeleton oil blanket, gland left side pump shaft outer lane be provided with a pair of bearing, bearing box right side pass through the bolt fastening on the support.
2. The novel horizontal centrifugal pump according to claim 1, characterized in that: the machine seal static ring and the machine seal dynamic ring are tightly attached and matched with each other.
3. The novel horizontal centrifugal pump according to claim 1, characterized in that: the middle part of the spring seat is provided with a groove and is matched with the spring.
4. The novel horizontal centrifugal pump according to claim 1, characterized in that: the oil cover and the oil plug are communicated with the bearing box body.
5. The novel horizontal centrifugal pump according to claim 1, characterized in that: and a key is arranged on the right side of the pump shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022262737.4U CN213478668U (en) | 2020-10-13 | 2020-10-13 | Novel horizontal centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022262737.4U CN213478668U (en) | 2020-10-13 | 2020-10-13 | Novel horizontal centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213478668U true CN213478668U (en) | 2021-06-18 |
Family
ID=76366685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022262737.4U Active CN213478668U (en) | 2020-10-13 | 2020-10-13 | Novel horizontal centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213478668U (en) |
-
2020
- 2020-10-13 CN CN202022262737.4U patent/CN213478668U/en active Active
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